[Android] 解决FlutterBoostFragment场景下实现了ActivityAware接口的插件不能正常工作的问题 (alibaba#1267)

* [Android] 适配页面透明参数，增加测试案例

* [Android] 解决FlutterBoostFragment场景下实现了ActivityAware接口的插件不能正常工作的问题

Author: 0xZOne

android/src/main/java/com/idlefish/flutterboost/containers/FlutterBoostActivity.java

@@ -32,6 +32,7 @@
 
 public class FlutterBoostActivity extends FlutterActivity implements FlutterViewContainer {
     private static final String TAG = "FlutterBoostActivity";
+    private static final boolean DEBUG = false;
     private final String who = UUID.randomUUID().toString();
     private FlutterView flutterView;
     private PlatformPlugin platformPlugin;
@@ -42,6 +43,7 @@ protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         flutterView = FlutterBoostUtils.findFlutterView(getWindow().getDecorView());
         FlutterBoost.instance().getPlugin().onContainerCreated(this);
+        if (DEBUG) Log.e(TAG, "#onCreate: " + this);
     }
 
     // @Override
@@ -71,12 +73,14 @@ public void onResume() {
         FlutterBoost.instance().getPlugin().onContainerAppeared(this);
         assert (flutterView != null);
         ActivityAndFragmentPatch.onResumeAttachToFlutterEngine(flutterView, getFlutterEngine());
+        if (DEBUG) Log.e(TAG, "#onResume: " + this);
     }
 
     @Override
     protected void onStop() {
         super.onStop();
         getFlutterEngine().getLifecycleChannel().appIsResumed();
+        if (DEBUG) Log.e(TAG, "#onStop: " + this);
     }
 
     @Override
@@ -98,6 +102,7 @@ protected void onPause() {
         platformPlugin.destroy();
         platformPlugin = null;
         getFlutterEngine().getLifecycleChannel().appIsResumed();
+        if (DEBUG) Log.e(TAG, "#onPause: " + this);
     }
 
     @Override
@@ -107,6 +112,7 @@ protected void onDestroy() {
         super.onDestroy();
         engine.getLifecycleChannel().appIsResumed();
         FlutterBoost.instance().getPlugin().onContainerDestroyed(this);
+        if (DEBUG) Log.e(TAG, "#onDestroy: " + this);
     }
 
     @Override
@@ -192,6 +198,7 @@ protected void onActivityResult(int requestCode, int resultCode, Intent data) {
         // lifecycle is onActivityResult->onResume
         attachToActivity();
         super.onActivityResult(requestCode, resultCode, data);
+        if (DEBUG) Log.e(TAG, "#onActivityResult: " + this);
     }
 
     private void attachToActivity() {

android/src/main/java/com/idlefish/flutterboost/containers/FlutterBoostFragment.java

@@ -15,6 +15,7 @@
 import java.util.Map;
 import java.util.UUID;
 
+import io.flutter.Log;
 import io.flutter.embedding.android.FlutterFragment;
 import io.flutter.embedding.android.FlutterView;
 import io.flutter.embedding.android.RenderMode;
@@ -28,6 +29,8 @@
 import static com.idlefish.flutterboost.containers.FlutterActivityLaunchConfigs.EXTRA_URL_PARAM;
 
 public class FlutterBoostFragment extends FlutterFragment implements FlutterViewContainer {
+    private static final String TAG = "FlutterBoostFragment";
+    private static final boolean DEBUG = false;
     private final String who = UUID.randomUUID().toString();
     private FlutterView flutterView;
     private PlatformPlugin platformPlugin;
@@ -45,6 +48,7 @@ public void detachFromFlutterEngine() {
     @Override
     public void onAttach(Context context) {
         super.onAttach(context);
+        if (DEBUG) Log.e(TAG, "#onAttach: " + this);
     }
 
     @Override
@@ -54,6 +58,7 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle sa
         flutterView = FlutterBoostUtils.findFlutterView(view);
         assert(flutterView != null);
         flutterView.detachFromFlutterEngine();
+        if (DEBUG) Log.e(TAG, "#onCreateView: " + this);
         return view;
     }
 
@@ -66,6 +71,7 @@ public void onHiddenChanged(boolean hidden) {
             didFragmentShow();
         }
         super.onHiddenChanged(hidden);
+        if (DEBUG) Log.e(TAG, "#onHiddenChanged: hidden="  + hidden + ", " + this);
     }
 
     @Override
@@ -77,6 +83,7 @@ public void setUserVisibleHint(boolean isVisibleToUser) {
             didFragmentHide();
         }
         super.setUserVisibleHint(isVisibleToUser);
+        if (DEBUG) Log.e(TAG, "#setUserVisibleHint: isVisibleToUser="  + isVisibleToUser + ", " + this);
     }
 
     @Override
@@ -86,6 +93,7 @@ public void onResume() {
             didFragmentShow();
             getFlutterEngine().getLifecycleChannel().appIsResumed();
         }
+        if (DEBUG) Log.e(TAG, "#onResume: " + this);
     }
 
     @Override
@@ -98,19 +106,22 @@ public void onPause() {
         super.onPause();
         didFragmentHide();
         getFlutterEngine().getLifecycleChannel().appIsResumed();
+        if (DEBUG) Log.e(TAG, "#onPause: " + this);
     }
 
     @Override
     public void onStop() {
         super.onStop();
         assert(getFlutterEngine() != null);
         getFlutterEngine().getLifecycleChannel().appIsResumed();
+        if (DEBUG) Log.e(TAG, "#onStop: " + this);
     }
 
     @Override
     public void onDestroyView() {
         super.onDestroyView();
         FlutterBoost.instance().getPlugin().onContainerDestroyed(this);
+        if (DEBUG) Log.e(TAG, "#onDestroyView: " + this);
     }
 
     @Override
@@ -119,6 +130,7 @@ public void onDetach() {
         super.onDetach();
         assert(engine != null);
         engine.getLifecycleChannel().appIsResumed();
+        if (DEBUG) Log.e(TAG, "#onDetach: " + this);
     }
 
     @Override
@@ -188,12 +200,16 @@ public String getCachedEngineId() {
     private void didFragmentShow() {
         platformPlugin = new PlatformPlugin(getActivity(), getFlutterEngine().getPlatformChannel());
         FlutterBoost.instance().getPlugin().onContainerAppeared(this);
+        // Attache plugins to the activity.
+        getFlutterEngine().getActivityControlSurface().attachToActivity(getActivity(), getActivity().getLifecycle());
         ActivityAndFragmentPatch.onResumeAttachToFlutterEngine(flutterView, getFlutterEngine());
     }
 
     private void didFragmentHide() {
         FlutterBoost.instance().getPlugin().onContainerDisappeared(this);
         ActivityAndFragmentPatch.onPauseDetachFromFlutterEngine(flutterView, getFlutterEngine());
+        // Plugins are no longer attached to the activity.
+        getFlutterEngine().getActivityControlSurface().detachFromActivity();
         platformPlugin.destroy();
         platformPlugin = null;
     }

example/android/app/src/main/java/com/idlefish/flutterboost/example/MyFlutterBoostDelegate.java

@@ -7,11 +7,6 @@
 import com.idlefish.flutterboost.FlutterBoostRouteOptions;
 import com.idlefish.flutterboost.containers.FlutterBoostActivity;
 
-import java.util.Map;
-
-import io.flutter.embedding.android.FlutterActivityLaunchConfigs;
-import com.idlefish.flutterboost.FlutterBoostDelegate;
-
 public class MyFlutterBoostDelegate implements FlutterBoostDelegate {
 
     @Override
@@ -24,11 +19,11 @@ public void pushNativeRoute(FlutterBoostRouteOptions options) {
     public void pushFlutterRoute(FlutterBoostRouteOptions options) {
         Class<? extends FlutterBoostActivity> activityClass = options.opaque() ? FlutterBoostActivity.class : TransparencyPageActivity.class;
         Intent intent = new FlutterBoostActivity.CachedEngineIntentBuilder(activityClass)
-                    .destroyEngineWithActivity(false)
-                    .uniqueId(options.uniqueId())
-                    .url(options.pageName())
-                    .urlParams(options.arguments())
-                    .build(FlutterBoost.instance().currentActivity());
+                .destroyEngineWithActivity(false)
+                .uniqueId(options.uniqueId())
+                .url(options.pageName())
+                .urlParams(options.arguments())
+                .build(FlutterBoost.instance().currentActivity());
         FlutterBoost.instance().currentActivity().startActivity(intent);
     }
 }